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參數(shù)資料
| 型號： | TDA5745TS |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 衰減器 |
| 英文描述： | DIODE: SCHOTTKY, 60V, 1A, PACKAGE SMA |
| 中文描述： | RF/MICROWAVE DOUBLE BALANCED MIXER |
| 文件頁數(shù)： | 3/20頁 |
| 文件大?。?/td> | 123K |
| 代理商： | TDA5745TS |
1998 Mar 09
3
Philips Semiconductors
Preliminary specification
Low power mixers/oscillators for
hyperband tuners
TDA5744; TDA5745
BLOCK DIAGRAM
Fig.1 Block diagram.
The pin numbers in parenthesis represent the TDA5745.
handbook, full pagewidth
MGM466
IF
AMPLIFIER
DC
STABILIZER
(11) 14
(12) 13
VHF
OSCILLATOR
VHF
MIXER
UHF
MIXER
VHF
STAGE
(3) 22
(4) 21
(1) 24
3 (22)
UHF
STAGE
2 (23)
1 (24)
12 (13)
11 (14)
10 (15)
8 (17)
7 (18 )
6 (19)
5 (20)
ELECTRONIC
BAND
SWITCH
9 (16)
(2) 23
UHF
OSCILLATOR
(7) 18
(8) 17
(5) 20
(6) 19
(10) 15
(9) 16
4 (21)
TDA5744
(TDA5745)
UHFIN1
UHFIN2
VHFIN
RFGND
IFFIL1
IFFIL2
BS
n.c.
n.c.
n.c.
n.c.
n.c.
VHFOSCIB2
UHFOSCOC1
UHFOSCOC2
UHFOSCIB1
GND
IFOUT2
IFOUT1
VCC
UHFOSCIB2
VHFOSCIB1
VHFOSCOC1
VHFOSCOC2
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